Quiz on Physics Set 40

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Quiz on Physics Set 40 :

Question 1 : 

When a vibrating tuning fork is placed on a table, a loud sound is heard. This is due to :
A. Reflection
B. Refraction
C. Forced vibrations
D. Damped vibrations

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Correct Ans: Option C

Question 2 : 

Quality of a musical note depends on
A. Fundamental frequency
B. Amplitude of the wave
C. Harmonics present
D. Velocity of sound in the medium

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Correct Ans: Option C

Question 3 : 

If a band is played on the moon the sound will
A. Reverberate
B. Be heard by us faintly
C. Be heard upto 10km from it
D. Not be heard at any distance at all from it

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Correct Ans: Option D

Question 4 : 

The colours of stars depend on their
A. Temperature
B. Distance
C. Radius
D. Atmospheric pressure

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Correct Ans: Option A

Question 5 : 

The substance which conducts current in the solid state is
A. Diamond
B. Graphite
C. Iodine
D. Sodium chloride

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Correct Ans: Option B

Question 6 : 

Electric current is measured by which instrument?
A. Voltmeter
B. Ammeter
C. Barometer
D. Sinometer

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Correct Ans: Option B

Question 7 : 

For which of the following substances, the resistance decreases with increase in temperature?
A. Pure silicon
B. Copper
C. Nichrome
D. Platinum

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Correct Ans: Option C

Question 8 : 

The S.I. unit of electric charge is :
A. Ampere
B. Coulomb
C. E.s.u
D. Kelvin

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Correct Ans: Option B

Question 9 : 

Indicate the false statement about the resistance of a wire
A. It depends on material of wire
B. It is directly proportional to the length of wire
C. It is directly proportional to the area of cross-section of wire
D. Resistance of metallic wire increases with increase in temperature

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Correct Ans: Option C

Question 10 : 

The magnitude of current flowing between two end points of a conductor is proportional to the potential difference between them and is called as:
A. Avogadro's law
B. Rault's law
C. Ohms law
D. Faraday's law

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Correct Ans: Option C

Quiz Summary

Here the correct answers of every question in this quiz.

Q.1 [C],     Q.2 [C],     Q.3 [D],     Q.4 [A],     Q.5 [B],     Q.6 [B],     Q.7 [C],     Q.8 [B],     Q.9 [C],     Q.10 [C],    


Total Questions: 10
Your score:
Subject: Physics
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